1200302020203 has 64 divisors (see below), whose sum is σ = 1979485777920. Its totient is φ = 636048028800.

The previous prime is 1200302020201. The next prime is 1200302020223. The reversal of 1200302020203 is 3020202030021.

It is not a de Polignac number, because 1200302020203 - 2¹ = 1200302020201 is a prime.

It is a super-2 number, since 2×1200302020203² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1200302020201) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 78592458 + ... + 78607728.

It is an arithmetic number, because the mean of its divisors is an integer number (30929465280).

Almost surely, 2^{1200302020203} is an apocalyptic number.

1200302020203 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1200302020203 is a deficient number, since it is larger than the sum of its proper divisors (779183757717).

1200302020203 is a wasteful number, since it uses less digits than its factorization.

1200302020203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24960.

The product of its (nonzero) digits is 144, while the sum is 15.

Adding to 1200302020203 its reverse (3020202030021), we get a palindrome (4220504050224).

The spelling of 1200302020203 in words is "one trillion, two hundred billion, three hundred two million, twenty thousand, two hundred three".